diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..49c10b5
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,12 @@
+# Prevents Nix results from `nix build`, etc, from being checked in
+# accidentally.
+*result*
+
+# Github Workflows are not what we use to perform CI, we use Hercules-CI
+# instead.
+.github/workflows
+
+# Dockerfiles, or docker-compose files are not how we build or deploy software.
+# Only Nix expressions are allowed.
+*Dockerfile*
+*docker-compose*